<template>
  <div class="wscn-http404-container">
    <div class="wscn-http404">
      <div class="pic-404">
        <!-- <img class="pic-404__parent" src="@/assets/404_images/404.png" alt="404" />
        <img class="pic-404__child left" src="@/assets/404_images/404_cloud.png" alt="404" />
        <img class="pic-404__child mid" src="@/assets/404_images/404_cloud.png" alt="404" />-->
        <img class="pic-404__parent" src="@/assets/401_images/401.gif" alt="error" />
      </div>
      <div class="bullshit">
        <div class="bullshit__oops">ERROR!</div>
        <div class="bullshit__headline">{{ message }}</div>
        <div
          class="bullshit__info"
        >Please check that the URL you entered is correct, or click the button below to return to the homepage.</div>
        <a class="bullshit__return-home" style="margin-right: 40px;" @click="tryAgain">重试</a>
        <a class="bullshit__return-home" @click="goHome">返回主页</a>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: "Error",
  computed: {
    message() {
      return "页面发生错误, 请联系管理员...";
    }
  },
  methods: {
    tryAgain() {
      const redirect = this.$route.query.redirect || "/";
      this.$router.push(redirect);
    },
    goHome() {
      this.$router.push("/");
    }
  }
};
</script>

<style lang="scss" scoped>
.wscn-http404-container {
  background: #fff;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.wscn-http404 {
  position: relative;
  padding: 0 50px;
  overflow: hidden;
  max-height: 100%;
  box-sizing: border-box;
  .pic-404 {
    position: relative;
    max-height: 100%;
    float: left;
    overflow: hidden;
    .pic-404__parent {
      max-height: 80%;
    }
    &__parent {
      width: 100%;
    }
    &__child {
      position: absolute;
      &.left {
        width: 80px;
        top: 17px;
        left: 220px;
        opacity: 0;
        animation-name: cloudLeft;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
      &.mid {
        width: 46px;
        top: 10px;
        left: 420px;
        opacity: 0;
        animation-name: cloudMid;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1.2s;
      }
      &.right {
        width: 62px;
        top: 100px;
        left: 500px;
        opacity: 0;
        animation-name: cloudRight;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
    }
  }
  .bullshit {
    position: relative;
    float: left;
    width: 300px;
    padding: 30px 0;
    overflow: hidden;
    margin-top: 100px;
    &__oops {
      font-size: 32px;
      font-weight: bold;
      line-height: 40px;
      color: #1482f0;
      opacity: 0;
      margin-bottom: 20px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-fill-mode: forwards;
    }
    &__headline {
      font-size: 20px;
      line-height: 24px;
      color: #222;
      font-weight: bold;
      opacity: 0;
      margin-bottom: 10px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.1s;
      animation-fill-mode: forwards;
    }
    &__info {
      font-size: 13px;
      line-height: 21px;
      color: grey;
      opacity: 0;
      margin-bottom: 30px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.2s;
      animation-fill-mode: forwards;
    }
    &__return-home {
      display: block;
      float: left;
      width: 110px;
      height: 36px;
      background: #1482f0;
      border-radius: 100px;
      text-align: center;
      color: #ffffff;
      opacity: 0;
      font-size: 14px;
      line-height: 36px;
      cursor: pointer;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.3s;
      animation-fill-mode: forwards;
    }
    @keyframes slideUp {
      0% {
        transform: translateY(60px);
        opacity: 0;
      }
      100% {
        transform: translateY(0);
        opacity: 1;
      }
    }
  }
}
</style>
